<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
    input[type = 'text'] {
        background-color: skyblue;
    }
    input[type = 'password'] {
        background-color: pink;
    }
 
</style>
<body>
    姓名: <input type="text"><br>
    密码: <input type="password">
</body>
</html>